335 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Paid HTTPS RR (RFC 9460 SVCB/HTTPS) resolver (cycle 132, x402 $0.001) - queries apex HTTPS record via Cloudflare DoH, parses SVCB wireformat per RFC 9460 §2.2 (SvcPriority + SvcParams), decodes 7 known SvcParamKeys (mand...
Paid HTTP request-smuggling CL.TE/TE.CL/TE.TE tolerance evidence probe (cycle 129, x402 $0.001) - opens low-level socket (bypasses urllib header normalization) to target host, sends 6 PortSwigger-style evidence requests...
Paid web typography + font-loading audit (cycle 127, x402 $0.001) - fetches target HTML, extracts font-family from body + h1-h6 via inline style= attributes, parses inline <style> blocks for @font-face rules + font-displ...
Paid MTA-STS (RFC 8461) + TLSRPT (RFC 8460) policy audit (cycle 125, x402 $0.001) - probes _mta-sts.<domain> TXT (v=STSv1 + id) + smtp._mta-sts.<domain> HTTPS policy file (mode: enforce|testing|none + mx: + max_age: + id...
Paid Web Vitals INP (Interaction-to-Next-Paint) heuristic estimate (cycle 118) — static-analysis proxy for INP p75 without a real browser: counts addEventListener + onclick/oninput/onkeydown/onsubmit handlers in inline +...
Paid AI training / retrieval crawler policy audit (cycle 117) — fetches /robots.txt + /llms.txt + /llms-full.txt + /meta-robots + probes 3 ai.txt paths (/.well-known/ai.txt + /.well-known/ai-crawler-policy + /ai.txt), cl...
Paid cookie name-prefix (__Secure-/__Host-) policy audit (cycle 115) — fetches page Set-Cookie headers, for each cookie: extracts Secure/Path/Domain/HttpOnly/SameSite attributes, flags __Secure- prefix and checks Secure...
Paid clickjacking-protection audit (cycle 115) — fetches the page headers + body, audits (a) X-Frame-Options presence + value (DENY/SAMEORIGIN valid, ALLOW-FROM deprecated per Chrome/Edge), (b) CSP frame-ancestors policy...
Paid JavaScript syntax-validity probe (cycle 114) — fetches the page HTML, extracts every inline <script> block + every external <script src=> (parallel fetch with 8s timeout + 500KB cap per script, max 20 externals), fo...
Paid active TLS 1.3 + PQC + ECH probe (cycle 108) — opens TLS 1.3 connection, advertises 13 named groups including PQC hybrids (X25519Kyber768Draft00/Draft01, X25519Kyber768, SecP256r1Kyber768Draft00/Draft01, P256Kyber76...
Paid brand-impersonation risk synthesis (cycle 106) — aggregates 8 signals (domain age via crt.sh, BIMI RFC 8848 record, RFC 9116 security.txt, llms.txt presence, /.well-known/x402 honest declaration, https→http redirect...
Paid active HTTP/2 SETTINGS frame probe (cycle 106) — opens fresh TCP, performs TLS 1.3 handshake with ALPN ["h2", "http/1.1"], sends the HTTP/2 client connection preface (PRI * HTTP/2.0 + 24-byte magic + client SETTINGS...
Paid open-source LICENSE evolution / migration analyzer (cycle 179, x402 $0.001) - accepts GET ?repo=<ORG>/<REPO> (e.g. elasticsearch/elasticsearch) OR ?url=https://github.com/<...> OR ?package=<NPM-PKG-NAME> (resolves n...
Paid HTTP/3 QPACK (RFC 9204) encoder-pattern fingerprint probe (cycle 179, x402 $0.001) - accepts GET ?host=<HOST> (default www.cloudflare.com) OR POST application/json {'host':...,'force_quic':...}; fetches https://<hos...
Paid CSP per-directive source-list extraction + classification (cycle 176, x402 $0.001) - accepts GET ?url=<URL> OR POST application/json {'url':...}; fetches target page; extracts CSP header + meta CSP fallback; tokeniz...
Paid MTA-STS (RFC 8461) policy+record cross-validator (cycle 174, x402 $0.001) - accepts ?domain=<DOMAIN>; actively probes _mta-sts.<domain> TXT (RFC 8461 SS3.1) via DoH + https://mta-sts.<domain>/.well-known/mta-sts.txt...
Paid JWKS (RFC 7517 + RFC 8414) JWK Set inspector (cycle 173, x402 $0.001) - accepts ?jwks_url=<URL> OR ?jwks=<JWK_SET_JSON> OR ?url=<PAGE> (auto-discovers jwks_uri via /.well-known/openid-configuration + /.well-known/oa...
Paid CSP violation-report ROUND-TRIP replay (cycle 170, x402 $0.001) - fetches target page; extracts CSP header + meta CSP + Reporting-Endpoints header + report-uri + report-to group; for each declared endpoint REPLAYS 4...
Paid subdomain-takeover risk audit (cycle 100) — discovers subdomains via HackerTarget hostsearch, resolves CNAME chain (max 8 hops) via Cloudflare DoH, fingerprints 30+ known-vulnerable service providers (AWS S3, CloudF...
Paid full HTTP response header inventory (cycle 99) — DUMPS every response header and classifies each into 5 categories (security / caching / cors / content-negotiation / custom-vendor-prefixed); reports legacy_disclosur...
Paid mixed-content body scanner (cycle 97) — parses HTML body for http:// subresources on https:// pages across 12 element types (img/script/link/iframe/source/object/embed/video/audio/form + CSS url() + inline event han...
Paid redirect-chain map (cycle 95) — follows 3xx chain up to 15 hops without auto-follow (custom HTTPRedirectHandler); per-hop status+location+scheme_change+latency_ms+content_length; detects redirect loops, cross-domain...
Paid hreflang <-> sitemap.xml cross-validator (cycle 94) — extracts page hreflang tags, validates BCP47 + self-reference + x-default + canonical agreement, locates sitemap (sitemap.xml + sitemap_index.xml + robots.txt Si...
Paid CAPTCHA + bot-management vendor detection (cycle 94) — page-level fingerprint of 11 vendors (reCAPTCHA v2/v3/enterprise + hCaptcha + Cloudflare Turnstile + Cloudflare challenge page + Arkose Labs + GeeTest + DataDom...